Blackmagic ATEM 4 M/E Constellation 4K Plus

Total Video Inputs

80

Total Video Outputs

52

Total Aux Outputs

48

SDI Rates

1.5G, 3G, 6G, 12G.

Total Audio Inputs

2 x balanced 1/4 inch jack,

2 x 64 channel BNC MADI in,

1 x 5-pin XLR Talkback.

Total Audio Outputs

2 x balanced 1/4 inch jack,

4 x 64 channel BNC MADI out,

1 x 5-pin XLR Talkback.

Timecode Connections

1 x 3-pin XLR Timecode In,

1 x 3-pin XLR Timecode Out.

Reference Input

Tri-Sync or Black Burst.

Video Input Re-Sync

On all 80 inputs.

Frame Rate and Format Converters

On all 80 inputs.

SDI Video Inputs

80 x 10-bit 720p, 1080i, 1080p, 2160p.

SDI Audio Inputs

8 Ch embedded audio on all SDI inputs.

Extra Audio Inputs

1 x 5 pin XLR Talkback.

SDI Video Outputs

52 x 10-bit 720p, 1080i, 1080p, 2160p.

SDI Audio Outputs

16 Ch embedded into SDI output on all outputs.

Extra Audio Outputs

1 x 5 pin XLR Talkback.

SDI Program Outputs

Any of the 48 SDI outputs.

Down Converted SDI Program Outputs

8

SDI Preview Outputs

Any of the 48 SDI outputs

SDI Multi View Outputs

4 x dedicated outputs,

Up to an extra 48 routable outputs.

HDMI Multi View Outputs

None

Webcam Output

1 x USB-C supporting 720p or 1080p at program frame rate.

Remote

RJ12 supports RS-422.

Control Panel Connection

Ethernet supports 10/100/1000 BaseT. Allows direct connection between panel and chassis, or via network.

Internal Timecode Generator

Yes

Talkback

RJ45 for 3rd party talkback systems.

Tally Output

Added via ethernet connection to Blackmagic Design GPI and Tally Interface product. (Not included).

On any of the 48 SDI Outputs.

Computer Interface

1 x USB-C port.

SD Video Standards

None

HD Video Standards

720p50, 720p59.94, 720p60
1080i50, 1080i59.94, 1080i60
1080p23.98, 1080p24, 1080p25, 1080p29.97, 1080p30, 1080p50, 1080p59.94, 1080p60.

Ultra HD Video Standards

2160p23.98, 2160p24, 2160p25, 2160p29.97, 2160p30, 2160p50, 2160p59.94, 2160p60.

SDI Compliance

SMPTE 292M, SMPTE 296M, SMPTE 424M, SMPTE 425M level A and B, SMPTE 2081‑1, SMPTE 2081‑10, SMPTE 2082‑1 and SMPTE 2082‑10, SMPTE 2082‑12.

Video Sampling

4:2:2

Color Precision

10-bit.

Color Space

REC 709, REC 2020.

SDI Auto Switching

Automatically detects between 1.5G-SDI, level A and level B 3G‑SDI, 6G‑SDI and 12G‑SDI.

Upstream Keyers

16

Downstream Keyers

4

Advanced Chroma Keyers

16

SuperSource

2

Talkback Support

Yes

Mix Minus Support

Yes

Linear/Luma Keyers

20

Transition Keyer (Stinger/DVE)

4 Stinger, 4 DVE.

Total Number of Layers

28

Pattern Generators

21

Color Generators

2

DVEs

4

Control Panel

Front fascia emergency switching, software or optional hardware panel.

Routable Windows

64

Tally

Red for program and green for preview indication.

Windows Source Labels

Yes

Multi View Monitoring

4 x 16 Multiview pattern options for up to 64 total views.

Multi View Video Standard

Select HD or Ultra HD.

Media Players

4

Channels

Fill and key for each media player.

Media Pool Still Image Capacity

64

Media Pool Clip Capacity

4

Media Player Clip Length in 720 HD

3200 frames

Media Player Clip Length in 1080 HD

1600 frames

Media Player Clip Length in Ultra HD

400 frames

Media Pool Still Image Format

PNG, TGA, BMP, GIF, JPEG and TIFF.

Media Pool Video File Format

TGA Sequence.

Media Pool Audio File Format

WAV, MP3 and AIFF.

Interface

Minimum monitor resolution of 1366 x 768.

Front panel

Built in HD LCD monitor for video, 42 LED buttons for setup and emergency switching, 8 source buttons, 4 transition buttons, 6 talkback selection and mix buttons, menu control knob and set button, front panel lock button.

Processing Delay

< 10 lines.

Audio Mixer

298 Channel mixer

Selectable On/Off/Audio-Follow-Video.

Level and Peak metering.

Master gain control.

6 band parametric EQ, Dynamics including Expander, Gate, Compressor and Limiter.

Down Conversion

1 x selectable HD down converted output.

Control Panel Included

ATEM Software Control Panel included free for macOS 14.0 Sonoma, macOS 15.0 Sequoia or later and Windows 10 and 11.

Software Updates

Using USB‑C connection directly connected to Mac OS or Windows computers. Includes ATEM Setup Utility.

Configuration

Set via ATEM Software Control Panel, excluding ATEM chassis IP address which is set via the ATEM Setup Utility connected via USB‑C to chassis.

Power Supply

2 x Internal 100 - 240 AC 50/60Hz.

Power Usage

TBA

Physical Installation

4 rack units height.

Operating Temperature

0° to 40° C (32° to 104° F)

Storage Temperature

-20° to 60° C (-4° to 140° F)

Relative Humidity

0% to 90% non-condensing